Hailed as "one of the more controversial books of the 20th century," (UPI) Holy Blood, Holy Grail rocked the very foundation of Christianity. Now four more years of research have uncovered shocking material -- and its earthshaking consequences... Here is the book that reveals the answers to these intriguing, potentially explosive questions. Utilizing the same meticulous research that catapulted their first book onto the bestseller lists, the authors again bring an enlightening message of truth -- and urgent importance -- to Christians and non-Christians the world over. Book jacket.